Home / 2,622.26-3,618.65-1,560.48

Finding the Fourth Proportional to 2,622.26, 3,618.65 and 1,560.48

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Solution

The fourth proportional to 2,622.26, 3,618.65 and 1,560.48 is: 2,153.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622.26 : 3,618.65 = 1,560.48 : x
  2. Step 2: Convert to fraction form
    2,622.26/3,618.65 = 1,560.48/x
  3. Step 3: Cross multiply
    2,622.26x = 3,618.65 × 1,560.48
  4. Step 4: Simplify right side
    2,622.26x = 5,646,823.15
  5. Step 5: Solve for x
    x = 5,646,823.15/2,622.26
  6. Step 6: Final answer
    x = 2,153.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.